H-24：hit...below the belt 背后使坏
A:Someone hit Mark below the belt. And Mark is very upset these days.
A:有人在马克背后使坏，弄得他这两天心神不宁的。
B:That must have something to do with his girlfriend.
B：可能和他女朋友有关吧。
A:You're right. It is the one who was trying to beat Mark's time.
A:没错，就是想挖他墙角的人干的。
B:It's vicious of him to do that.
B:这样干太缺德了
